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Oleg,

The multi-CPU advice you were given seems wrong. SMP scheduling is a 
function of the kernel, not the application.

--Steve

Oleg Ivanov wrote:

>I had similar situation and got nice quad cpu box and was killed by netbackup 
>engineer with " breaking news" that NETBACKUP 4.5 IS NOT MULTI CPU AWARE 
>application, it will NOT use more then one CPU during backups. May be veritas 
>will fix that in V 5.0. so don't waste money, just get as much single cpu 
>"horse power" as you can, tune up HBA's on host computers and you should be 
>flying.
>However, multi cpu can help if you would use storage/disk backup option in 
>netbackup. 
>Good luck!
>
>  
>
>>From: "Fabbro, Andrew P" <Fabbro.Andrew AT cnf DOT com>
>>Date: 2003/09/10 Wed PM 03:52:10 EDT
>>To: "'jmaley AT macromedia DOT com'" <jmaley AT macromedia DOT com>, 
>>   "Moses, Darby" <DMoses AT leviton DOT com>
>>CC: Veritas-BU <veritas-bu AT mailman.eng.auburn DOT edu>
>>Subject: [Veritas-bu] Driving LTO-2 Drives From Windows
>>
>>We may have an environment where we'll be deploying LTO Gen-2 drives
>>attached to a Windows media server.  The data will be coming in over 2Gbps
>>SAN and I'm guessing 60MB/sec to write it out per drive (based on 30MB/sec
>>we get with Gen-1).  We're 2GBps at all points so there shouldn't be any
>>problems there...
>>
>>...but I'm wondering what size Windows box I'll need to drive 240MB/sec?  Is
>>a 4-way enough?  8-way?  Anyone doing something like this?
>>
>>--
>> Drew Fabbro [fabbro.andrew AT cnf DOT com]
>> Unix Systems Group
>> Desk: 503-450-3374
>> Cell: 503-701-0369
>>_______________________________________________
>>Veritas-bu maillist  -  Veritas-bu AT mailman.eng.auburn DOT edu
>>http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
>>
>>    
>>
>
>_______________________________________________
>Veritas-bu maillist  -  Veritas-bu AT mailman.eng.auburn DOT edu
>http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
>  
>


-- 
===================================

  Steven L. Sesar
  Senior Operating Systems Programmer/Analyst
  UNIX Application Services R10A
  The MITRE Corporation
  202 Burlington Road - KS101
  Bedford, MA 01730
  tel: (781) 271-7702
  fax: (781) 271-2600
  mobile: (617) 893-9635
  email: ssesar AT mitre DOT org
 
===================================


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